JIS high platform flange ball valve Q41F-10K

JIS flange ball valve Q41F-10K

National standard mechanical department flange ball valve GB JB flange ball valve Q41F-16

DIN Q41F-40P three piece flange ball valve CF8

Heavy type Q47/Q347F-16 HG flange TB ball valve (with worm) fixed by the Ministry of Chemical Industry

Carbon steel flange ball valve c. s flange ball valve Q41F-16C

Heavy HG flange ball valve (with worm) heavy type Q41/Q341F-16 from the Ministry of Chemical Industry

Carbon steel flange ball valve c. s flange ball valve Q41F-25C

American standard carbon steel flange ball valve ANSI c.s. flange ball valve Q41F-150/300LB

Forged wafer thin ball valve Q71F-64

Forged wafer thin ball valve Q71F-40

Forged wafer thin ball valve Q71F-25